Ghijs de Bruijn
type: MusicGroup
popularity: 10
followers: 417
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf70081c0e015064c53b90521cb932ab546dc9595a5b1d4c21588e492dbcd162d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954066
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954066
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/58f4966b-ecfd-48c3-a47c-1e798ccac2cd.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/58f4966b-ecfd-48c3-a47c-1e798ccac2cd.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/58f4966b-ecfd-48c3-a47c-1e798ccac2cd
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:11:48Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf70081c0e015064c53b90521cb932ab546dc9595a5b1d4c21588e492dbcd162d","name":"Ghijs de Bruijn","registered_at":"2026-06-16T20:55:16Z","symbol":"NIM1172996","token_address":"0x42a19bb9d5b44c74e18ec88145c5387c6001bb4a","type":"artist","uuid":"58f4966b-ecfd-48c3-a47c-1e798ccac2cd"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf70081c0e015064c53b90521cb932ab546dc9595a5b1d4c21588e492dbcd162d. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/58f4966b-ecfd-48c3-a47c-1e798ccac2cd.json and https://artists.proofprofile.net/proofs/artist/58f4966b-ecfd-48c3-a47c-1e798ccac2cd.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0xf70081c0e015064c53b90521cb932ab546dc9595a5b1d4c21588e492dbcd162d","name":"Ghijs de Bruijn","registered_at":"2026-06-16T20:55:16Z","symbol":"NIM1172996","token_address":"0x42a19bb9d5b44c74e18ec88145c5387c6001bb4a","type":"artist","uuid":"58f4966b-ecfd-48c3-a47c-1e798ccac2cd"}
album: Vrij
  type: MusicAlbum
  date published: 2011-05-04
album: Ik wil je terug
  type: MusicAlbum
  date published: 2011-08-10
album: Kom en dans met mij
  type: MusicAlbum
  date published: 2011-11-09
album: Vrij
  type: MusicAlbum
  date published: 2011-11-28
album: Vrij
  type: MusicAlbum
  date published: 2011-11-28
album: Geef haar je liefde
  type: MusicAlbum
  date published: 2012-03-27
album: Superdag
  type: MusicAlbum
  date published: 2012-06-26
album: Voor haar
  type: MusicAlbum
  date published: 2012-10-22
album: Een echte vrouw
  type: MusicAlbum
  date published: 2015-01-01
  track: Een echte vrouw
    type: MusicRecording
    duration: PT3M38S
    duration ms: 218000
    explicit: false
    by artist: Ghijs de Bruijn
    in album: Een echte vrouw
      type: MusicAlbum
      date published: 2015-01-01
    isrc code: NLQ901500001
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-03T08:17:41+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x7ac1bc2b0edf69f48b09f73b44df61f3061018813c7d990df0b0cdfcb7d36e79
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956476
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956476
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLQ901500001
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-03T09:04:44Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7ac1bc2b0edf69f48b09f73b44df61f3061018813c7d990df0b0cdfcb7d36e79. Chain 2 (Bitcoin): anchored in block 956476 (2026-07-03T09:04:44Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLQ901500001.
      date published: 2026-07-03T09:04:44Z
    audio: Een echte vrouw
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 131.991
      additional property: Musical Key
        type: PropertyValue
        value: 7
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.758
      additional property: Energy
        type: PropertyValue
        value: 0.92
      additional property: Speechiness
        type: PropertyValue
        value: 0.073
      additional property: Acousticness
        type: PropertyValue
        value: 0.052
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.261
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.962
      additional property: Loudness (dB)
        type: PropertyValue
        value: -4.655
      additional property: Key Name
        type: PropertyValue
        value: G
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Een echte vrouw
  type: MusicAlbum
  date published: 2015-01-20
album: Het winnende lot
  type: MusicAlbum
  date published: 2016-08-16
album: Het winnende lot
  type: MusicAlbum
  date published: 2016-08-16
album: Doe maar normaal
  type: MusicAlbum
  date published: 2017-05-09
album: Doe maar normaal
  type: MusicAlbum
  date published: 2017-05-09
album: Buiten Zinnen
  type: MusicAlbum
  date published: 2018-04-06
album: Blauw
  type: MusicAlbum
  date published: 2019-02-01
album: Filmster
  type: MusicAlbum
  date published: 2022-10-14
  track: Filmster
    type: MusicRecording
    duration: PT2M45S
    duration ms: 165267
    explicit: false
    by artist: Ghijs de Bruijn
    in album: Filmster
      type: MusicAlbum
      date published: 2022-10-14
    isrc code: NLXN62200053
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-16T18:57:06+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x5dcf74b925eb75fea348af9483641e7cd126f3da50310fb46990809084029162
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958316
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958316
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLXN62200053
    additional property: OTSTimestamp
    additional property: OTSVerifyInstructions
    subject of: OpenTimestamps Proof of Existence
    audio: Filmster
album: Op Eigen Kracht
album: De Ware

OTSTimestamp
type: PropertyValue
value: 2026-07-16T21:58:54Z

OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5dcf74b925eb75fea348af9483641e7cd126f3da50310fb46990809084029162. Chain 2 (Bitcoin): anchored in block 958316 (2026-07-16T21:58:54Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLXN62200053.
date published: 2026-07-16T21:58:54Z

Filmster
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 125.047
additional property: Musical Key
  type: PropertyValue
  value: 0
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.748
additional property: Energy
  type: PropertyValue
  value: 0.848
additional property: Speechiness
  type: PropertyValue
  value: 0.054
additional property: Acousticness
  type: PropertyValue
  value: 0.171
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.162
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.965
additional property: Loudness (dB)
  type: PropertyValue
  value: -6.908
additional property: Key Name
  type: PropertyValue
  value: C
additional property: Mode Name
  type: PropertyValue
  value: Major

Op Eigen Kracht
type: MusicAlbum
date published: 2023-12-01

De Ware
type: MusicAlbum
date published: 2024-08-16
track: De Ware
  type: MusicRecording
  duration: PT2M47S
  duration ms: 167039
  explicit: false
  by artist: Ghijs de Bruijn
  in album: De Ware
    type: MusicAlbum
    date published: 2024-08-16
  isrc code: NLXN62400036
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T22:56:34+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x5bf3754baaae325ec4242d71459b9675895aadfe15f29104c01e350b3889ad47
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956639
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956639
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLXN62400036
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-04T11:19:20Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5bf3754baaae325ec4242d71459b9675895aadfe15f29104c01e350b3889ad47. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLXN62400036.
    date published: 2026-07-04T11:19:20Z
  audio: De Ware
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 116.891
    additional property: Musical Key
      type: PropertyValue
      value: 8
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.577
    additional property: Energy
      type: PropertyValue
      value: 0.925
    additional property: Speechiness
      type: PropertyValue
      value: 0.104
    additional property: Acousticness
      type: PropertyValue
      value: 0.247
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.351
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.715
    additional property: Loudness (dB)
      type: PropertyValue
      value: -3.526
    additional property: Key Name
      type: PropertyValue
      value: Ab
    additional property: Mode Name
      type: PropertyValue
      value: Major